Pioneer Fund

Venture Capital

Pioneer Fund is a seed-stage venture capital firm composed of 500+ Y Combinator alumni who collectively invest in top YC startups, managing $150-200 million and backing roughly 300 companies annually.

San Francisco, United States · 255+ investments · 391 portfolio companies

Seed
Early Stage
Growth
Artificial Intelligence
Fintech
Healthcare
Digital Health
SaaS
Consumer Services
Headquarters
San Francisco, United States
Founded
2017
AUM
$165.0M
Portfolio Companies
391
Total Investments
255
Last Investment
Apr 2026
Geographic Focus
North America, United States

Investment Thesis

YC alumni collective fund backing the best Y Combinator startups. Leverages 510+ alumni networks, expertise, and operational experience to provide capital and community support to early-stage YC companies.

Pioneer Fund is a Venture Capital firm based in San Francisco, United States. It has made 255 investments in Artificial Intelligence and Fintech, including Driveway Finance, careCycle and ICE.

Portfolio391

Driveway Finance
careCycle
ICE
Vouched
Koala
Lumos
Strata Identity
Awesomic
Moosend
Beanstalk
Tidio
Toplyne
LiveChat
G
Gogs
Canny
Monday.com
Persona
PS
Plastic SCM
dub
CyberArk
C
CodeCommit
Boom Supersonic
JS
JetBrains Space
Buildkite
Craft
Sendlane
Melio
Bracket
Temporal
Nasdaq
ProdPad
Substack
Fireproof
Things
Anyscale
Omnisend
Akeyless
UserVoice
Idscan.net
Dashlane
Bite Ninja
Jumio
Warp
Gitea
Outline
Prague Stock Exchange
Cortex
Novu

Investment History

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